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Differential D13755

Fix T86952: Buffer overflow reading specific DDS images
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Authored by Sergey Sharybin (sergey) on Jan 6 2022, 4:10 PM.

Details

Reviewers
Brecht Van Lommel (brecht)
Commits
rB0b2ea1d69bdc: Fix T86952: Buffer overflow reading specific DDS images
rBd294d19d2143: Fix T86952: Buffer overflow reading specific DDS images
rBbef2412ca253: Fix T86952: Buffer overflow reading specific DDS images
Summary

Add a data boundary check in the flipping code.

This code now also communicates the number of mipmap levels
it processed with an intent to avoid GPU texture from using
more levels than there are in the DDS data.

Diff Detail

Repository
rB Blender
Branch
fix_T86952 (branched from master)
Build Status
Buildable 19807
Build 19807: arc lint + arc unit

Revision Contents
Changeset List

PathSize
source/
blender/
imbuf/
intern/
dds/
9 lines
22 lines
9 lines

Diff 46694

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source/blender/imbuf/intern/dds/FlipDXT.h

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source/blender/imbuf/intern/dds/FlipDXT.cpp

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source/blender/imbuf/intern/dds/dds_api.cpp

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